Sealing strip
OwnerNatalie Brown, Liam Davies +4inventors
InventorsNatalie Brown, Liam Davies, Beth Gaskell, Annchalee Eade, Donna Kesteven, Lucy Ballamy
Life of this patent
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Abstract
This invention provides for a sealing strip for a negative pressure wound dressing, the sealing strip comprising, in order: a carrier layer having opposite front and rear surfaces; an adhesive layer covering at least a portion of the front surface of the carrier layer and wherein the adhesive layer comprises an acrylic adhesive; and at least one release liner detachably connected to the adhesive layer; wherein the adhesive layer has a weight of no more than 33 gsm, and wherein the carrier layer has a weight of between 20 gsm and 35 gsm.
Claims19
A sealing strip for a negative pressure wound dressing, the sealing strip comprising, in order:
- a carrier layer having opposite front and rear surfaces;
- an adhesive layer covering at least a portion of the front surface of the carrier layer and wherein the adhesive layer comprises an acrylic adhesive;
- and
- at least one release liner detachably connected to the adhesive layer;
- wherein the adhesive layer has a weight of no more than 33 gsm, and wherein the carrier layer has a weight of between 20 gsm and 35 gsm.
A sealing strip according to any preceding claim wherein the carrier layer comprises polyurethane.
A sealing strip according to any preceding claim wherein the carrier layer is transparent or translucent.
A sealing strip according to any preceding claim wherein the adhesive layer is an essentially solvent free adhesive layer.
A sealing strip according to any preceding claim wherein the adhesive comprises no more than 20 wt. % solvent.
A sealing strip according to any preceding claim wherein the adhesive layer covers the entire front surface of the carrier layer.
A sealing strip according to any preceding claim wherein at least one, release liner is detachably adhered to the adhesive layer.
A sealing strip according to any preceding claim wherein the or each release liner has a weight of between 60 gsm and 70 gsm.
A sealing strip according to any preceding claim wherein a portion of the or each release liner(s) comprises a handling tab formed from a portion of the release liner which is not connected to the adhesive layer.
Dependencies are inferred from the claim text.